[Feat] add unit test for conv2d in int32_t

Context

Add unit test for conv2d in int32_t.

Modified files

• `Test_ConvImpl.cpp``, add several learning methods;

Detailed

This test concerns a conv 7x7 with padding {3,3,3,3}, stride {2,2}, no dilation. The datatype used is int32_t to test integer conv making a comparison betwween Aidge inference result and CPP operator (from backend_cpp)

changed target branch from main to dev

assigned to @mick94

requested review from @pineapple

added 2 commits

• 1ab29f55 - 1 commit from branch eclipse/aidge:dev
• bd42c132 - [Feat] add: unit test for conv2d operator int32_t

Compare with previous version

approved this merge request

enabled an automatic merge when all merge checks for bd42c132 pass

merged

added Unit-test 🧪 label

changed milestone to %aidge v0.6.0